During a joint press conference on Friday with U.K. prime minister Theresa May, President Donald Trump refused to take a question from CNN chief White House correspondent Jim Acosta in a testy exchange with a frequent adversary of his White House.

Samsung Electronics is cutting the ribbon today, with Indian prime minister Narendra Modi and South Korean president Moon Jae-in, on what is claimed to be the world’s biggest mobile phone manufacturing plant.

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'prime minister.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.